#243F5B Color

#243F5B is rgb(36, 63, 91) in RGB and hsl(211, 43%, 25%) in HSL. The closest CSS named color is DarkSlateGray. White text is most readable on this background.

#243F5B

HEX#243F5B

RGBrgb(36, 63, 91)

HSLhsl(211, 43%, 25%)

HSVhsv(211, 60%, 36%)

OKLCHoklch(36% 0.059 250.6)

CMYKcmyk(60%, 31%, 0%, 64%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #243F5B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.84:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.94:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #243F5B based on color wheel relationships. Click any swatch for its full breakdown.

Base#243F5B Complementary#5B4124 Analogous#245A5B Analogous#25245B Triadic#5B243F Triadic#3F5B24

Tints & Shades

Lighter tints and darker shades of #243F5B, useful for hover states, backgrounds, and text variants.

Tints

#335880 #4374A8 #5F8DBF #87AACF #ABC4DE #D3E0EE

Shades

#203750 #1C3045 #17283A #13212F #0F1924 #0A121A

Use #243F5B in Our Tools

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